*{
	margin: 0;
	padding: 0;
}
body{
	
}
li{
	list-style: none;
}
a{
	text-decoration: none;
}
/*清除浮动 */
.cl:after{
	content: "";
	display: table;
	clear: all;
}

/*PC */
@media only screen and (min-width: 1025px) and (max-width: 1599px) {
	
}

/*平板 */
@media only screen and (min-width: 641px) and (max-width: 1024px) {
	
}



/*手机 */
@media only screen and (min-width: 320px) and (max-width: 640px) {
	
}
